diff --git a/wiki/_Sidebar.md b/wiki/_Sidebar.md
index 2bd4ba5c0..b32ba0e91 100644
--- a/wiki/_Sidebar.md
+++ b/wiki/_Sidebar.md
@@ -1,3 +1,5 @@
+_please, do not edit wiki directly in web-interface. Read [contrubution guide](Contributing#wiki-editing-not-implemented) for instruction_
+
 # [Home](Home)
 
 # [Contributing](Contributing)